Finding the Fourth Proportional to 925,993.09, 1,395,930.13 and 864,268.44
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Solution
The fourth proportional to 925,993.09, 1,395,930.13 and 864,268.44 is: 1,302,880.52
Step by Step Solution
- Step 1: Write the proportion equation
925,993.09 : 1,395,930.13 = 864,268.44 : x - Step 2: Convert to fraction form
925,993.09/1,395,930.13 = 864,268.44/x - Step 3: Cross multiply
925,993.09x = 1,395,930.13 × 864,268.44 - Step 4: Simplify right side
925,993.09x = 1,206,458,355,804.10 - Step 5: Solve for x
x = 1,206,458,355,804.10/925,993.09 - Step 6: Final answer
x = 1,302,880.52
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.